This study aimed to evaluate the association between two visual criteria in assessing non-cavitated caries lesion activity on occlusal surfaces of permanent molars. Thirty-nine patients with at least one permanent molar with non-cavitated caries lesion on the occlusal surface were selected. Molars were assessed according to their activity status following ...

The resin infiltration technique might be used for occlusal caries lesions in order to arrest their progression. This in vitro study evaluated the influence of various modifications of the infiltration technique on the penetration abilities of the infiltrant into occlusal lesions. Extracted human molars and premolars (n = 140) with ...

A questionable occlusal caries (QOC) lesion can be defined as an occlusal surface with no radiographic evidence of caries, but caries is suspected because of clinical appearance. In this study, the authors report the results of a 20-month follow-up of these lesions. Fifty-three clinicians from The National Dental Practice-Based Research ...

Automatic multiple sclerosis lesion segmentation is a challenging task. An extensive analysis of the most recent techniques indicates an improvement of the results obtained when using prior knowledge and contextual information. We present BOOST, a knowledge-based approach to automatically segment multiple sclerosis lesions through a voxel by voxel classification. We ...

Osteomas are benign lesions of the lamellar bone that within the temporal region are common in the external ear canal. Osteomas of the middle ear are extremely rare and until now there are only 14 reported cases. They usually present with conductive hearing loss while others are asymptomatic and diagnosed ...

Xanthoma is an uncommon nonneoplastic lesion resulting from the accumulation of histiocytes. It predominantly shows cutaneous manifestations associated with dyslipidemia. However, xanthoma of the esophagus is extremely rare. To the best of our knowledge, only 14 cases have been reported thus far. The clinical significance of this lesion has not ...

The objectives of this research were to: (1) quantify the discordance between the caries lesion depth at which dentists restored initial lesions during a clinical study ("actual depth") and the lesion depth that they reported during a hypothetical clinical scenario ("reported depth"); (2) test the hypothesis that certain practitioner, practice, ...

Torsion of uterine adnexa is an important cause of acute abdominal pain in females. The main organ which can cause torsion is the ovaries, but torsions of the fallopian tube, subserosal myoma, paratubal cyst, and even the uterine body have been reported. The incidence of isolated fallopian tubal torsion is ...

Antiplatelet resistance is known to be associated with symptomatic ischemic complication after endovascular coil embolization. The purpose of our study was to evaluate the relationship between antiplatelet resistance and clinically silent thromboembolic complications using DWI in patients who underwent coil embolization for unruptured intracranial aneurysm. Between October 2011 and May ...

Syringocystadenoma papilliferum is a benign hamartomatous adnexal tumour. Most of the patients present with solitary lesions in the head and neck region at birth or in early childhood. Multiple lesions are rarely seen and those which arise outside the head and neck region are even more uncommon. A case of ...

ABSTRACT Congenital simple hamartoma of the retinal pigment epithelium (CSHRPE) is a rare tumor speculated to arise from the retinal pigment epithelium (RPE). A case of CSHRPE is presented herein along with the related literature. A healthy 20-year-old Middle-Eastern man was evaluated for an asymptomatic retinal lesion found on routine ...

Synovial cysts are recognized as an uncommon cause of radicular and myelopathic symptoms. They are most frequently found in the lumbar region. The cervical spine or cervicothoracic junction is a rare location for a degenerative intraspinal synovial cyst as compared with the lumbar spine. At given cervical spinal levels, synovial ...

The authors present three cases in which spectral-domain optical coherence tomography was used to identify fine-needle aspiration biopsy incision sites. These biopsies were performed to obtain tissue for gene expression profiling of choroidal tumors. A transvitreal route into the apex of the tumors was utilized for the biopsies while the ...

This is the second of 2 articles giving an overview of the current evidence for management of the neck and parotid in cutaneous cancers of the head and neck. We discuss cutaneous malignant melanoma and review the latest evidence for management of the regional nodes.

Small cell carcinoma (SCC) predominantly spreading over the pleura is exceedingly rare and difficult to diagnose without proof of malignant effusion. A 65-year-old man presented with right pleural thickening and effusion and was diagnosed with SCC based on a thoracoscopic pleural biopsy. He received combined chemotherapy consisting of cisplatin and ...

A 74-year-old woman was diagnosed with histologically proven multiple bilobar hepatocellular carcinomas (HCC) in 2012. The lesions were inoperable and a repeat CT scan prior to starting chemotherapy revealed spontaneous regression of these lesions. Subsequent repeat scans have revealed continued regression of these lesions despite no active treatment. The case ...

: Trichoblastoma is a benign cutaneous adnexal tumor, composed mostly of follicular germinative cells. Its pigmented variant is colonized by numerous dendritic melanocytes. So far, only one case in the literature describes a combination of trichoblastoma and melanoma. We report the case of a 62-year-old man who had a slow-growing ...

Spitz tumor (nevus) is a rare, melanocytic lesion that primarily affects children and adolescents. The lesion may share many clinical and histological similarities with malignant melanoma and careful microscopic examination is required to render the proper diagnosis. Complete excision with close follow-up is considered the appropriate treatment. Despite the common ...

Congenital hemangiomas have been divided into 2 major subtypes based on clinical behavior: rapidly involuting congenital hemangioma (RICH) and noninvoluting congenital hemangioma (NICH). We describe a clinical subtype of congenital hemangioma that begins as a RICH but fails to completely involute and persists as a NICH-like lesion. We propose the ...

Biphasic lesions composed of melanocytic and epithelial components are not uncommon. Combined trichoepithelioma and cellular blue naevus is a rare lesion that may mimic melanoma clinically. The authors describe what they believe to be the fourth case of this rare tumor and review the literature. Recent descriptions of malignant basomelanocytic ...

The purpose of this study was to retrospectively evaluate and compare the incidence of diffusion-weighted image (DWI) lesions between the Guglielmi detachable coil (GDC) and the Target coil for treating unruptured intracranial aneurysm. From 2010 to 2011, consecutive 222 patients with an intracranial aneurysm underwent coil embolization. Inclusion criterias were ...

Adenomatoid odontogenic tumor (AOT) usually presents as a unilocular, pericoronal radiolucency in the maxillary anterior region in adolescent females. Very few conditions occur in such a narrow age range and at such a restrictive site. Rarely, these tumors present with varied clinical features. A case of AOT of the mandible ...

Birt-Hogg-Dubé syndrome (BHD) is a rare, autosomal dominant disorder characterized by the development of hair follicle tumors, renal tumors and pulmonary cysts. BHD is caused by heterozygous, predominantly truncating mutations in the folliculin (FLCN) gene located on chromosome 17, which encodes a highly conserved tumor suppressor protein. Although management of ...

Chondroid syringoma, or mixed tumor of skin, is a relatively rare, usually benign sweat gland tumor, most often seen in the head-and-neck region. Rare malignant examples have been reported, commonly involving the extremities. We report here a case radiologically mimicking a malignant neoplasm, but histologically-proven benign subcutaneous chondroid syringoma, arising ...

Inflammatory myofibroblastic tumors (IMTs) are extremely rare neoplasms with a variable natural history and biologic behavior, ranging from completely benign to malignant tumors with fatal outcome. They have no common identifiable cause, although some authors have assumed that any inflammatory stimulus may cause these pseudotumors. They are most commonly found ...

Cylindroma is a benign adnexal tumor, which occurs as solitary dermal nodules on the scalp and forehead. Cylindroma of the breast is a rare lesion. Fine-needle aspiration is often the first line of investigation. In this communication, we illustrate the cytomorphological feature of cylindroma in a 61-year-old female patient who ...

: We present a 48-year-old man with a 1-year history of nodular lesion on the chest. On clinical examination, the tumor was ulcerated and had a translucent appearance with an erythematous halo. Histopathologic examination revealed a nodular lesion that comprised the upper half of the dermis and ulcerated the epidermis. ...

Prior studies have suggested that vertebral end plate morphometrics and lesions may play a role in disc degeneration. However, most prior end plate studies have been based on radiographic images, and findings of associations between end plate morphometrics (measurements of size and shape) and disc degeneration remain controversial. The present ...

The calcifying cystic odontogenic tumor or Gorlin cyst is an uncommon lesion with a variable clinical behavior and considerable histopathologic diversity. The authors report a case of calcifying cystic odontogenic tumor that was being treated as a maxillary sinus mucocele. The possibility of mimicking numerous odontogenic and nonodontogenic lesions makes ...

Aggressive angiomyxomas are uncommon mesenchymal tumours which most often arise in the perineal and the pelvic regions in women. Extragenital aggressive angiomyxonas are extremely rare. We are reporting a young male with an aggressive angiomyxoma which involved the axillary region and extended into the anterior chest wall, which demonstrated its ...

A 3-year-old boy presented with severe airway obstruction which was diagnosed as asthma. He improved but had repeated episodes of severe airway obstruction. On clinical examination, he had a tracheal cough and monophonic wheezing. Imaging revealed a large lesion in the distal part of the trachea which was confirmed by ...

Primary malignant melanoma of the gastrointestinal tract is very rare, especially in the stomach. We report an extremely rare case of primary malignant melanoma of the esophagogastric junction mainly situated in the stomach. The patient was a 72-year-old woman who complained of shortness of breath due to severe anemia. Upper ...

Osteoma is a benign slow growing osteogenic lesion, composed of well-differentiated mature bone tissue, characterized by the proliferation of compact or cancellous bone, almost exclusively found in the head and neck region. Central, peripheral and extra skeletal are the three variants of osteoma. Trauma, inflammation, developmental disorders and genetic defects ...

Hidrocystomas are rare cystic lesions that form benign tumours of the sweat glands. In this report, a clinical case of multiple apocrine hidrocystomas on both the upper and lower eyelids, and on both the malar regions has been discussed. These lesions are less likely than the eccrine lesions to occur ...

Hobnail hemangioma is a rare, benign vascular growth that typically presents in the third and fourth decades of life. It classically presents as a targetoid lesion with a violaceous central papule surrounded by a peripheral ecchymotic rim. Common sites of involvement include extremities and trunk. We present this case of ...

Purpose. To present a case study of a monocular acquired vitelliform lesion, studied with multimodal fundus imaging (spectral-domain-optical coherence tomography, fundus autofluorescence, and fluorescein angiography) with a followup of three years. Case Report. An asymptomatic macular lesion was detected on a 64-year-old man. Fundus exam revealed a macular lesion with ...

Neutrophilic eccrine hidradenitis (NEH) is a distinctive dermatosis occurring in patients with malignancy or undergoing chemotherapy. This disorder is characterized by a neutrophilic infiltrate around the eccrine glands and secretory coils, and is associated with necrosis. It must be distinguished from infections, drug eruptions, malignancies or other forms of skin ...

Ameloblastoma is a slow-growing benign neoplasm that has a strong tendency to local invasion and that can grow to be quite large without metastasizing. Rare examples of distant metastasis of an ameloblastoma in lungs or regional lymph nodes do exist. It has an aggressive and recurrent course and is rarely ...

ABSTRACT: Central giant cell granuloma (CGCG) is a benign lesion of the jaws. In most cases, the lesion presents as a painless, slow-growing swelling of the jaws. Ossifying fibroma (OF) of the jaw is a benign neoplasm that consists of variable amounts of mineralized material embedded in a fibrous stroma. ...

The vast majority of malignant melanomas occur in the skin. These are associated with sunlight exposure and thought to be due to ultraviolet radiation. Melanomas in rare instances (1.3-1.4 percent) may originate from extracutaneous tissues such as the leptomeninges.(1) They have also been reported arising from gastrointestinal, respiratory and genitourinary ...

SESSION TYPE: Diagnostic BronchoscopyPRESENTED ON: Tuesday, October 23, 2012 at 04:30 PM - 05:45 PMPURPOSE: In thoracoscopic surgery, the identification of a lesion during the operation is important. It had been reported that the lesions that have diameters of &lt;10 mm and that are &gt;5 mm from the pleura were ...

Epithelioid hemangioma (EH) or angiolymphoid hyperplasia with eosinophilia (ALHE) is an uncommon benign disease. We report an unusual case of EH (ALHE) that arose on the lower back in a zosteriform array. The presence of the characteristic histological appearance of plump endothelial cells with hobnail-like protrusions led to the diagnosis ...

Abstract It is extremely rare that swelling of pelvic lymph nodes is found when inguinal lymph nodes contain only a microscopic amount of disease without enlargement. A 69-year-old woman with malignant melanoma of the heel was treated with a wide, local excision. About four years after the initial operation, a ...

Neurenteric cysts are rare, benign, endodermally derived tumors of the central nervous system. Intracranial neurenteric cysts are rare with posterior fossa being the most common location among them. Neurenteric cyst of the craniocervical region is very rare. Authors report a rare case of neurenteric cyst located in the ventral cervicomedullary ...

The literature is devoid of articles on spontaneous orofacial hemorrhage with hematoma formation without an underlying condition. Rupture of an arteriovenous malformation (AVM) is possibly the rarest form of spontaneous hemorrhage and life-threatening hematoma formation. This pathology is widely known because of its occurrence in the central nervous system, but ...

A 45-year-old woman with a medial canthal mass associated with new-onset epiphora was found to have a darkly pigmented mass arising from the lacrimal sac wall because of intranasal pencil trauma 40 years before. Resection of the graphite-induced granuloma with dacryocystorhinostomy was curative.

This tutorial presents a systematic approach to nutrition assessment based on a modern appreciation for the contributions of inflammation that serve as the foundation for newly proposed consensus definitions for malnutrition syndromes. Practical indicators of malnutrition and inflammation have been selected to guide diagnosis that include medical/surgical history and clinical ...